Service manual

Troubleshooting 2-1
Chapter 2
Troubleshooting
This chapter describes troubleshooting during power-up and booting. It also describes
the console test command and other service related console commands. A Compaq
Analyze example is also provided. The following topics are covered:
• Troubleshooting During Power-Up
• Control Panel Display and Troubleshooting
• Power-Up Display and Troubleshooting
• Running Diagnostics — Test Command
• Testing an Entire System
• Other Useful Console Commands
• Troubleshooting with LEDs
• Compaq Analyze
• Releasing Secure Mode